Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822403 | Light emitting element drive device and electronic device having light emitting element | Sachito Horiuchi, Ken Hoshino | 2004-11-23 |
| 6687107 | Semiconductor integrated circuit device | Koichi Miyanaga | 2004-02-03 |